380340877643 has 4 divisors (see below), whose sum is σ = 380455891800. Its totient is φ = 380225863488.

The previous prime is 380340877619. The next prime is 380340877649. The reversal of 380340877643 is 346778043083.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 346778043083 = 23 ⋅15077306221.

It is a cyclic number.

It is not a de Polignac number, because 380340877643 - 2⁸ = 380340877387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380340877649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57502118 + ... + 57508731.

It is an arithmetic number, because the mean of its divisors is an integer number (95113972950).

Almost surely, 2^380340877643 is an apocalyptic number.

380340877643 is a deficient number, since it is larger than the sum of its proper divisors (115014157).

380340877643 is a wasteful number, since it uses less digits than its factorization.

380340877643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115014156.

The product of its (nonzero) digits is 8128512, while the sum is 53.

The spelling of 380340877643 in words is "three hundred eighty billion, three hundred forty million, eight hundred seventy-seven thousand, six hundred forty-three".